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/******************************************************************************
* $Id: hfa.h 21687 2011-02-12 03:59:15Z warmerdam $
*
* Project: Erdas Imagine (.img) Translator
* Purpose: Public (C callable) interface for the Erdas Imagine reading
* code. This include files, and it's implementing code depends
* on CPL, but not GDAL.
* Author: Frank Warmerdam, warmerdam@pobox.com
*
******************************************************************************
* Copyright (c) 1999, Intergraph Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#ifndef _HFAOPEN_H_INCLUDED
#define _HFAOPEN_H_INCLUDED
/* -------------------------------------------------------------------- */
/* Include standard portability stuff. */
/* -------------------------------------------------------------------- */
#include "cpl_conv.h"
#include "cpl_string.h"
#ifdef HFA_PRIVATE
typedef HFAInfo_t *HFAHandle;
#else
typedef void *HFAHandle;
#endif
/* -------------------------------------------------------------------- */
/* Structure definitions from eprj.h, with some type */
/* simplifications. */
/* -------------------------------------------------------------------- */
typedef struct {
double x; /* coordinate x-value */
double y; /* coordinate y-value */
} Eprj_Coordinate;
typedef struct {
double width; /* pixelsize width */
double height; /* pixelsize height */
} Eprj_Size;
typedef struct {
char * proName; /* projection name */
Eprj_Coordinate upperLeftCenter; /* map coordinates of center of
upper left pixel */
Eprj_Coordinate lowerRightCenter; /* map coordinates of center of
lower right pixel */
Eprj_Size pixelSize; /* pixel size in map units */
char * units; /* units of the map */
} Eprj_MapInfo;
typedef enum {
EPRJ_INTERNAL, /* Indicates that the projection is built into
the eprj package as function calls */
EPRJ_EXTERNAL /* Indicates that the projection is accessible
as an EXTERNal executable */
} Eprj_ProType;
typedef enum {
EPRJ_NAD27=1, /* Use the North America Datum 1927 */
EPRJ_NAD83=2, /* Use the North America Datum 1983 */
EPRJ_HARN /* Use the North America Datum High Accuracy
Reference Network */
} Eprj_NAD;
typedef enum {
EPRJ_DATUM_PARAMETRIC, /* The datum info is 7 doubles */
EPRJ_DATUM_GRID, /* The datum info is a name */
EPRJ_DATUM_REGRESSION,
EPRJ_DATUM_NONE
} Eprj_DatumType;
typedef struct {
char *datumname; /* name of the datum */
Eprj_DatumType type; /* The datum type */
double params[7]; /* The parameters for type
EPRJ_DATUM_PARAMETRIC */
char *gridname; /* name of the grid file */
} Eprj_Datum;
typedef struct {
char * sphereName; /* name of the ellipsoid */
double a; /* semi-major axis of ellipsoid */
double b; /* semi-minor axis of ellipsoid */
double eSquared; /* eccentricity-squared */
double radius; /* radius of the sphere */
} Eprj_Spheroid;
typedef struct {
Eprj_ProType proType; /* projection type */
long proNumber; /* projection number for internal
projections */
char * proExeName; /* projection executable name for
EXTERNal projections */
char * proName; /* projection name */
long proZone; /* projection zone (UTM, SP only) */
double proParams[15]; /* projection parameters array in the
GCTP form */
Eprj_Spheroid proSpheroid; /* projection spheroid */
} Eprj_ProParameters;
typedef struct {
int order;
double polycoefmtx[18];
double polycoefvector[2];
} Efga_Polynomial;
/* -------------------------------------------------------------------- */
/* Prototypes */
/* -------------------------------------------------------------------- */
CPL_C_START
HFAHandle CPL_DLL HFAOpen( const char * pszFilename, const char * pszMode );
void CPL_DLL HFAClose( HFAHandle );
CPLErr HFADelete( const char *pszFilename );
CPLErr HFARenameReferences( HFAHandle, const char *, const char * );
HFAHandle CPL_DLL HFACreateLL( const char *pszFilename );
HFAHandle CPL_DLL HFACreate( const char *pszFilename, int nXSize, int nYSize,
int nBands, int nDataType, char ** papszOptions );
const char CPL_DLL *HFAGetIGEFilename( HFAHandle );
CPLErr CPL_DLL HFAFlush( HFAHandle );
int CPL_DLL HFACreateOverview( HFAHandle hHFA, int nBand, int nOverviewLevel,
const char *pszResampling );
const Eprj_MapInfo CPL_DLL *HFAGetMapInfo( HFAHandle );
int CPL_DLL HFAGetGeoTransform( HFAHandle, double* );
CPLErr CPL_DLL HFASetGeoTransform( HFAHandle, const char*, const char*,double*);
CPLErr CPL_DLL HFASetMapInfo( HFAHandle, const Eprj_MapInfo * );
const Eprj_Datum CPL_DLL *HFAGetDatum( HFAHandle );
CPLErr CPL_DLL HFASetDatum( HFAHandle, const Eprj_Datum * );
const Eprj_ProParameters CPL_DLL *HFAGetProParameters( HFAHandle );
char CPL_DLL *HFAGetPEString( HFAHandle );
CPLErr CPL_DLL HFASetPEString( HFAHandle hHFA, const char *pszPEString );
CPLErr CPL_DLL HFASetProParameters( HFAHandle, const Eprj_ProParameters * );
CPLErr CPL_DLL HFAGetRasterInfo( HFAHandle hHFA, int *pnXSize, int *pnYSize,
int *pnBands );
CPLErr CPL_DLL HFAGetBandInfo( HFAHandle hHFA, int nBand, int * pnDataType,
int * pnBlockXSize, int * pnBlockYSize,
int *pnCompressionType );
int CPL_DLL HFAGetBandNoData( HFAHandle hHFA, int nBand, double *pdfValue );
CPLErr CPL_DLL HFASetBandNoData( HFAHandle hHFA, int nBand, double dfValue );
int CPL_DLL HFAGetOverviewCount( HFAHandle hHFA, int nBand );
CPLErr CPL_DLL HFAGetOverviewInfo( HFAHandle hHFA, int nBand, int nOverview,
int * pnXSize, int * pnYSize,
int * pnBlockXSize, int * pnBlockYSize,
int * pnHFADataType );
CPLErr CPL_DLL HFAGetRasterBlock( HFAHandle hHFA, int nBand, int nXBlock,
int nYBlock, void * pData );
CPLErr CPL_DLL HFAGetRasterBlockEx( HFAHandle hHFA, int nBand, int nXBlock,
int nYBlock, void * pData, int nDataSize );
CPLErr CPL_DLL HFAGetOverviewRasterBlock( HFAHandle hHFA, int nBand,
int iOverview,
int nXBlock, int nYBlock, void * pData );
CPLErr CPL_DLL HFAGetOverviewRasterBlockEx( HFAHandle hHFA, int nBand,
int iOverview,
int nXBlock, int nYBlock, void * pData, int nDataSize );
CPLErr CPL_DLL HFASetRasterBlock( HFAHandle hHFA, int nBand,
int nXBlock, int nYBlock,
void * pData );
CPLErr CPL_DLL HFASetOverviewRasterBlock(
HFAHandle hHFA, int nBand, int iOverview,int nXBlock, int nYBlock,
void * pData );
const char * HFAGetBandName( HFAHandle hHFA, int nBand );
void HFASetBandName( HFAHandle hHFA, int nBand, const char *pszName );
int CPL_DLL HFAGetDataTypeBits( int );
const char CPL_DLL *HFAGetDataTypeName( int );
CPLErr CPL_DLL HFAGetPCT( HFAHandle, int, int *,
double **, double **, double ** , double **,
double **);
CPLErr CPL_DLL HFASetPCT( HFAHandle, int, int, double *, double *, double *, double * );
void CPL_DLL HFADumpTree( HFAHandle, FILE * );
void CPL_DLL HFADumpDictionary( HFAHandle, FILE * );
CPLErr CPL_DLL HFAGetDataRange( HFAHandle, int, double *, double * );
char CPL_DLL **HFAGetMetadata( HFAHandle hHFA, int nBand );
CPLErr CPL_DLL HFASetMetadata( HFAHandle hHFA, int nBand, char ** );
char CPL_DLL **HFAGetClassNames( HFAHandle hHFA, int nBand );
int CPL_DLL
HFACreateLayer( HFAHandle psInfo, HFAEntry *poParent,
const char *pszLayerName,
int bOverview, int nBlockSize,
int bCreateCompressed, int bCreateLargeRaster,
int bDependentLayer,
int nXSize, int nYSize, int nDataType,
char **papszOptions,
// these are only related to external (large) files
GIntBig nStackValidFlagsOffset,
GIntBig nStackDataOffset,
int nStackCount, int nStackIndex );
int CPL_DLL
HFAReadXFormStack( HFAHandle psInfo,
Efga_Polynomial **ppasPolyListForward,
Efga_Polynomial **ppasPolyListReverse );
CPLErr CPL_DLL
HFAWriteXFormStack( HFAHandle psInfo, int nBand, int nXFormCount,
Efga_Polynomial **ppasPolyListForward,
Efga_Polynomial **ppasPolyListReverse );
int CPL_DLL
HFAEvaluateXFormStack( int nStepCount, int bForward,
Efga_Polynomial *pasPolyList,
double *pdfX, double *pdfY );
char CPL_DLL **HFAReadCameraModel( HFAHandle psInfo );
char *
HFAPCSStructToWKT( const Eprj_Datum *psDatum,
const Eprj_ProParameters *psPro,
const Eprj_MapInfo *psMapInfo,
HFAEntry *poMapInformation );
/* -------------------------------------------------------------------- */
/* data types. */
/* -------------------------------------------------------------------- */
#define EPT_u1 0
#define EPT_u2 1
#define EPT_u4 2
#define EPT_u8 3
#define EPT_s8 4
#define EPT_u16 5
#define EPT_s16 6
#define EPT_u32 7
#define EPT_s32 8
#define EPT_f32 9
#define EPT_f64 10
#define EPT_c64 11
#define EPT_c128 12
/* -------------------------------------------------------------------- */
/* Projection codes. */
/* -------------------------------------------------------------------- */
#define EPRJ_LATLONG 0
#define EPRJ_UTM 1
#define EPRJ_STATE_PLANE 2
#define EPRJ_ALBERS_CONIC_EQUAL_AREA 3
#define EPRJ_LAMBERT_CONFORMAL_CONIC 4
#define EPRJ_MERCATOR 5
#define EPRJ_POLAR_STEREOGRAPHIC 6
#define EPRJ_POLYCONIC 7
#define EPRJ_EQUIDISTANT_CONIC 8
#define EPRJ_TRANSVERSE_MERCATOR 9
#define EPRJ_STEREOGRAPHIC 10
#define EPRJ_LAMBERT_AZIMUTHAL_EQUAL_AREA 11
#define EPRJ_AZIMUTHAL_EQUIDISTANT 12
#define EPRJ_GNOMONIC 13
#define EPRJ_ORTHOGRAPHIC 14
#define EPRJ_GENERAL_VERTICAL_NEAR_SIDE_PERSPECTIVE 15
#define EPRJ_SINUSOIDAL 16
#define EPRJ_EQUIRECTANGULAR 17
#define EPRJ_MILLER_CYLINDRICAL 18
#define EPRJ_VANDERGRINTEN 19
#define EPRJ_HOTINE_OBLIQUE_MERCATOR 20
#define EPRJ_SPACE_OBLIQUE_MERCATOR 21
#define EPRJ_MODIFIED_TRANSVERSE_MERCATOR 22
#define EPRJ_EOSAT_SOM 23
#define EPRJ_ROBINSON 24
#define EPRJ_SOM_A_AND_B 25
#define EPRJ_ALASKA_CONFORMAL 26
#define EPRJ_INTERRUPTED_GOODE_HOMOLOSINE 27
#define EPRJ_MOLLWEIDE 28
#define EPRJ_INTERRUPTED_MOLLWEIDE 29
#define EPRJ_HAMMER 30
#define EPRJ_WAGNER_IV 31
#define EPRJ_WAGNER_VII 32
#define EPRJ_OBLATED_EQUAL_AREA 33
#define EPRJ_PLATE_CARREE 34
#define EPRJ_EQUIDISTANT_CYLINDRICAL 35
#define EPRJ_GAUSS_KRUGER 36
#define EPRJ_ECKERT_VI 37
#define EPRJ_ECKERT_V 38
#define EPRJ_ECKERT_IV 39
#define EPRJ_ECKERT_III 40
#define EPRJ_ECKERT_II 41
#define EPRJ_ECKERT_I 42
#define EPRJ_GALL_STEREOGRAPHIC 43
#define EPRJ_BEHRMANN 44
#define EPRJ_WINKEL_I 45
#define EPRJ_WINKEL_II 46
#define EPRJ_QUARTIC_AUTHALIC 47
#define EPRJ_LOXIMUTHAL 48
#define EPRJ_BONNE 49
#define EPRJ_STEREOGRAPHIC_EXTENDED 50
#define EPRJ_CASSINI 51
#define EPRJ_TWO_POINT_EQUIDISTANT 52
#define EPRJ_ANCHORED_LSR 53
#define EPRJ_KROVAK 54
#define EPRJ_DOUBLE_STEREOGRAPHIC 55
#define EPRJ_AITOFF 56
#define EPRJ_CRASTER_PARABOLIC 57
#define EPRJ_CYLINDRICAL_EQUAL_AREA 58
#define EPRJ_FLAT_POLAR_QUARTIC 59
#define EPRJ_TIMES 60
#define EPRJ_WINKEL_TRIPEL 61
#define EPRJ_HAMMER_AITOFF 62
#define EPRJ_VERTICAL_NEAR_SIDE_PERSPECTIVE 63
#define EPRJ_HOTINE_OBLIQUE_MERCATOR_AZIMUTH_CENTER 64
#define EPRJ_HOTINE_OBLIQUE_MERCATOR_TWO_POINT_CENTER 65
#define EPRJ_HOTINE_OBLIQUE_MERCATOR_TWO_POINT_NATURAL_ORIGIN 66
#define EPRJ_LAMBERT_CONFORMAL_CONIC_1SP 67
#define EPRJ_PSEUDO_MERCATOR 68
#define EPRJ_MERCATOR_VARIANT_A 69
#define EPRJ_EXTERNAL_RSO "eprj_rso"
#define EPRJ_EXTERNAL_NZMG "nzmg"
#define EPRJ_EXTERNAL_INTEGERIZED_SINUSOIDAL "isin"
CPL_C_END
#endif /* ndef _HFAOPEN_H_INCLUDED */
|
